I am not from the area, but it seems that there at least was – at some point, if not today – a Vedanta and Yoga retreat on Berkshire road, just a mile from Lanzas house. (Link)

Students of Vedanta society decided to establish a retreat site for students of Vedanta. Accordingly a plot of 370 acres was bought in the Berkshire Connecticut. The Berkshire Retreat was duly inaugurated by Swami Abhedananda in March 1907, and he remarked, “The Ashrama looks like Fairyland.”

Unfortunately, Nancy Lanza, the mother who took off from her job to stay at home and care for Adam, instead of inculcating a meditative and caring spirit in him, introduced him to the world of guns and violence in her own way.